Coulson Energy Blog

Here is the current setup of Panels, Controller, Batteries, and estimated costs. 2 Deep cycle Marine Batteries. (Battery Warehouse $80.00 each).  Tip: see if blemishes are available (have scratches).  while writing this I called around and found some for $39.99 each. 4 5v 350mAh solar panels (harbor freight for $34.99 ea @ harbor freight) 1 [...]